Midway through trading Monday, the Dow traded down 1.16 percent to 16,246.87 while the NASDAQ surged 1.80 percent to 4,099.29. The S&P also fell, dropping 1.39 percent to 1,816.16.

Top Headline
Lululemon Athletica (NASDAQ: LULU) lowered its guidance for the quarter. Lululemon now projects FQ4 earnings of $0.71 to $0.73 per share, versus its December outlook of $0.78 to $0.80 per share. It expects revenue of $513 million to $518 million, versus its earlier forecast of $535 million to $540 million.

Equities Trading UP
Shares of Alnylam Pharmaceuticals (NASDAQ: ALNY) got a boost, shooting up early in the day, but settling on a gain of 40.40 percent to $92.96 after the company reported that it has acquired investigational RNAi Therapeutic assets from Merck (NYSE: MRK). Genzyme and Alnylam expanded their collaboration on rare genetic diseases.

Wendy's (NASDAQ: WEN) was also on the rise, gaining 6.16 percent to $8.96 after the company reaffirmed its long-term outlook, announced a $275 million buyback, and lifted its fourth quarter and fiscal year guidance above street consensus.

Equities Trading DOWN
Shares of SodaStream International (NASDAQ: SODA) were down 25.44 percent to $37.21 after the company lowered its FY13 forecast.

Lululemon Athletica (NASDAQ: LULU) tumbled 16.75 percent to $49.63 after the company cut its outlook.

Cree (NASDAQ: CREE) was also down, falling 9.69 percent to $60.66 after Stifel downgraded the company to a Hold rating, while removing its $70 price target, causing traders to rush for the exits.